Finding the Fourth Proportional to 4,994,140.16, 6,890,714.88 and 3,033,979.04
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Solution
The fourth proportional to 4,994,140.16, 6,890,714.88 and 3,033,979.04 is: 4,186,162.95
Step by Step Solution
- Step 1: Write the proportion equation
4,994,140.16 : 6,890,714.88 = 3,033,979.04 : x - Step 2: Convert to fraction form
4,994,140.16/6,890,714.88 = 3,033,979.04/x - Step 3: Cross multiply
4,994,140.16x = 6,890,714.88 × 3,033,979.04 - Step 4: Simplify right side
4,994,140.16x = 20,906,284,516,536.11 - Step 5: Solve for x
x = 20,906,284,516,536.11/4,994,140.16 - Step 6: Final answer
x = 4,186,162.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.